| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 140.0 | USD | 20200416 |
| Unknown | China national standards | MT | 100.0 | USD | 20200414 |
| Unknown | China national standards | MT | 900.0 | USD | 20200413 |
| Unknown | China national standards | MT | 150.0 | USD | 20200412 |
| Unknown | China national standards | MT | 120.0 | USD | 20200411 |
| Unknown | China national standards | MT | 810.0 | USD | 20200410 |
| Unknown | China national standards | MT | 130.0 | USD | 20200410 |
| Unknown | China national standards | MT | 690.0 | USD | 20200401 |
| Unknown | China national standards | MT | 810.0 | USD | 20200401 |
| Unknown | China national standards | MT | 110.0 | USD | 20200401 |